English: When do you drop the y and add -ies, -ied, or -ier? Remember to just add s, d, or r when the y has a vowel in front of it. Ex: keys What are prefixes? When do you use them? Prefixes come at the beginning of words and change the meaning of the root/base word. What are suffixes? When do you use them? Suffixes come at the end of words and change the root/base word.

Science: What are stars? What star does Earth orbit? Where are we in relation to space?

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Presbyterian Day School (PDS) is a private, Christian preschool and elementary school serving 570 boys from 2-years-old through 6th grade.

With our mission of striving to glorify God by developing boys in wisdom and stature and favor with God and man, we take a holistic approach to education, nurturing the heart, soul, mind, and body of each boy.